These faux-cliff dwellings allow visitors to climb around on a replica archaeological site.

An arsenic-filled pool in the Grand Canyon takes on the appearance of a giant, overflowing pumpkin.

A house carved into a rock in the 1940s.

A ghost town that held steady longer than most, but finally gave up the ghost.

Sandstone rock formations that look like they belong on the cover of a progressive rock album.

The most remote tree in the world survived desertification, but not a drunk truck driver.

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.

New fungal and bacterial species call this deadly lake home.

The only road through the heart of Glacier National Park.

Rather than a run-of-the-mill franchise hotel, this lodging has been decked out in dinosaur decor.

Travel through the wholesome amusements of yesteryear at this charming miniature village.

For two weeks every June, fireflies in the Smoky Mountains perform an astonishing light show.

A recreation of the doomed ocean liner in the middle of the Smoky Mountains.

This funicular railway rumbles along for a mile up the nearly vertical face of Chattanooga’s Lookout Mountain.

The site of the one of the most deadly train wrecks in American history.